part of annual tradition in north even china. hundreds of people gather to honor the country's national swimming day and. they don't have a problem with the cold water but the air temperature, 18 below zero. that could be a little nippy. uma: indeed a refreshing little dip there. jon: that i would not do. uma: that you would not do. jon: not in 18 below. uma: no way. defiant new move out of the iran, test firing missiles near one of the most important passageway for the world's oil supply. what this could mean next. >>> plus a shell oil drill ship stranded at sea. how it happened and what the coast guard is doing to get it safely back to port. uma: we are following some disturbing developments out of iran. the country's navy is reportedly test firing a range of weapons including torpedoes and missiles near the strategic strait of hormuz, a vital passageway for 1/5 of the world's oil supplies. joining us to the discuss the possible ramifications, aaron david miller, a former advisor to six secretaries of state and vice president o